Interface AgentToolProgressPayload

Payload of an agent_tool_progress stream event, emitted for each inner tool call the delegated Agent makes.

interface AgentToolProgressPayload {
    nodeId: string;
    parentToolCallId: string;
    agentToolName: string;
    innerToolName: string;
    innerToolArgs: string;
    status: string;
    durationMs: number;
    startedAt: number;
    isThinking: boolean;
}

Properties

nodeId: string

ID of the calling node

parentToolCallId: string

toolUseId of the owning AgentToolStarted event

agentToolName: string

Identifier of the Agent being called

innerToolName: string

Name of the inner tool the delegated Agent called

innerToolArgs: string

Arguments of that inner call, as a JSON string

status: string

Status of the inner call: running / succeeded / failed

durationMs: number

Duration of the inner call in milliseconds

startedAt: number

Start time, Unix timestamp in seconds

isThinking: boolean

true if during the thinking phase